Home / 1,081,728.93-1,492,831.08-622,832.07

Finding the Fourth Proportional to 1,081,728.93, 1,492,831.08 and 622,832.07

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Solution

The fourth proportional to 1,081,728.93, 1,492,831.08 and 622,832.07 is: 859,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,728.93 : 1,492,831.08 = 622,832.07 : x
  2. Step 2: Convert to fraction form
    1,081,728.93/1,492,831.08 = 622,832.07/x
  3. Step 3: Cross multiply
    1,081,728.93x = 1,492,831.08 × 622,832.07
  4. Step 4: Simplify right side
    1,081,728.93x = 929,783,071,716.74
  5. Step 5: Solve for x
    x = 929,783,071,716.74/1,081,728.93
  6. Step 6: Final answer
    x = 859,534.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.